<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        .box{
            width: 600px;
            height: 600px;
            background-color: pink;
            /* 
                grid布局是一种网格布局
            */
            display: grid;
            grid-template-columns: repeat(3,100px);
            grid-template-rows: repeat(3,100px);

            /* 
                grid-template-areas:  用于定义区域 每行里面怎么排布 搭配grid-area使用 .表示空白 
            */
            grid-template-areas: 
            "a b . c"
            "one two two three"
            "e f . g"
            ;
        }
        .item{
            background-color: skyblue;
            border: 1px solid aqua;
        }
        .item:nth-child(1){
            grid-area: a;
        }
        .item:nth-child(2){
            grid-area: b;
        }
        .item:nth-child(3){
            grid-area: c;
        }
        .item:nth-child(4){
            grid-area: one;
        }
        .item:nth-child(5){
            grid-area: two;
        }.item:nth-child(6){
            grid-area: three;
        }.item:nth-child(7){
            grid-area: e;
        }.item:nth-child(8){
            grid-area: f;
        }.item:nth-child(9){
            grid-area: g;
        }
    </style>
</head>
<body>
    <div class="box">
        <div class="item">1</div>
        <div class="item">2</div>
        <div class="item">3</div>
        <div class="item">4</div>
        <div class="item">5</div>
        <div class="item">6</div>
        <div class="item">7</div>
        <div class="item">8</div>
        <div class="item">9</div>
    </div>
</body>
</html>